13. A piston fitted tightly against the inner walls of a long cylindrical tube
is moved with the aid of a long rod. The tube with the piston at its
lowest point is sunk into a vessel. As soon as the bottom of the tube is
immersed in the water the piston is raised by means of the rod (figure).
To what height h from the level of the water in the vessel can the water in
the tube be raised by this method ? The atmospheric pressure is 760 mm
Hg.
1) 9 m
2) 7.43 m
3) 10.34 m 4) 4.32 m
No answers have been given to this question yet :(
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